31711888

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{152461}}^1$

素因数の和:152482

約数の個数: 20

約数和(自身を含む): 66168508

約数和(自身を除く): 34456620

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 152461, 304922, 609844, 1219688, 1981993, 2439376, 3963986, 7927972, 15855944, 31711888]

約数ペア:

[(1, 31711888), (2, 15855944), (4, 7927972), (8, 3963986), (13, 2439376), (16, 1981993), (26, 1219688), (52, 609844), (104, 304922), (208, 152461)]